1
SR 710 Environmental StudyAlternatives Analysis
Screen 2
Preliminary - Not for Distribution
AlternativesTransit Alternatives
Freeway Alternatives Highway Alternatives
2
Preliminary - Not for Distribution 2
2
SR 710 Environmental StudyConceptual Engineering
Preliminary - Not for Distribution
TSM/TDM – Intersection Improvements20 Locations
Improvements include: widening, traffic signalupgrades, restriping, some minor ROW impacts,on-street parking impacts
Preliminary - Not for Distribution 4
3
7 Locations
TSM/TDM – Local Street Improvements
Focus on short segments along arterialsImprovements include: widening, traffic signal upgrades, restriping, some minor ROW impacts, on-street parking impacts, remove median
Preliminary - Not for Distribution 5
Transportation System Management
Transit Enhancement
Active Transportation
6
Preliminary - Not for Distribution 6ITS Improvements
4
BRTBRT-1
BRT-1
BRT-6/6A
BRT-6
BRT-6A
BRT-6/6A
Preliminary - Not for Distribution7
BRT-1
BRT-6
Atlantic near Sevilla Street
Preliminary - Not for Distribution 8
5
LRTLRT-4A/4B
LRT-4DLRT-6
LRT-4A/4BLRT-6
LRT-4D
LRT-4ALRT-4B
Preliminary - Not for Distribution9
LRT-6
LRT-6
LRT-4D
LRT-4A/4B
LRT-4 Cal State LA Station
ExistingExistingBuswayStation
Preliminary - Not for Distribution
Proposed Cal State LA
Station
Preliminary - Not for Distribution 10
6
LRT-4 Maintenance Yard
Preliminary - Not for Distribution 11
FreewayInterchange: F-6
F-5
F-7
F-6
F-7
F-2
F-6
Preliminary - Not for Distribution12
Interchange: F-6
Interchange: F-6
Interchange: All
7
F-2 North Portal
13
F-5 North Portal
Preliminary - Not for Distribution13
F-6
8
F-7 South Portal
End Cut/Cover TunnelBegin TBMPORTAL LOCATION
Begin Cut/Cover Tunnel
Hel
lman
Ave
Preliminary - Not for Distribution 15
F-7 North Portal
d d
Cal
iforn
ia B
lvd
Portal LocationEnd Cut/Cover Tunnel
Del
Mar
Blv
d
HuntingtonMemorialHospital
Pasadena Ave
Col
orad
o B
lvd
End TBMBegin Cut/Cover Tunnel
Gre
en S
t
Uni
on S
t
Preliminary - Not for Distribution 16
9
Highway
H-6
H-2
H-6H-2
H-2
Preliminary - Not for Distribution17
H-2
H-6
H-6H-2
SR 710 Environmental StudyTransportation System Performance
Preliminary - Not for Distribution
10
AlternativesTransit Alternatives
Freeway Alternatives Highway Alternatives
19
Preliminary - Not for Distribution 19
SR 710 Environmental StudyEnvironmental Evaluation
Preliminary - Not for Distribution
11
MSATs – Percentage Change from No-Build
2.00%
1.50%
1.00%
0.50%
0.00%
-0.50%
BRT Alternatives
LRT Alternatives Freeway Alternatives Highway Alternatives
-1.00%
-1.50%
-2.00%
Preliminary - Not for Distribution 21
Regional Criteria Pollutant –Percentage Change from No-Build
1.00%
0.50%
0.00%
-0.50%
-1 00%
BRT Alternatives
LRT Alternatives Freeway Alternatives Highway Alternatives
1.00%
-1.50%
-2.00%
Preliminary - Not for Distribution 22
12
Greenhouse Gas Emissions –Percentage Change from No-Build
1.00%
BRT Alternatives
LRT Alternatives Freeway Alternatives Highway Alternatives0.50%
0.00%
-0.50%
-1 00%1.00%
-1.50%
-2.00%
Preliminary - Not for Distribution 23
Sensitive Noise Receptors –Percentage Change from No-Build
6.0000Freeway Alternatives
5.0000
4.0000
3.0000
2.0000
BRT LRT Alternatives
Highway Alternatives
1.0000
0.0000
-1.0000
BRT Alternatives
LRT Alternatives
Preliminary - Not for Distribution 24
13
Potential Property Acquisitions
700
600
Highway Alternatives
500
400
300
200BRT
Alternatives
LRT Alternatives
Freeway Alternatives
100
0
Business R/W acquisitions Residential R/W acquisitions
Preliminary - Not for Distribution 25
1200
Properties > 45 Years Old
Highway Alternatives
1000
800
600
400 LRT Alternatives
Freeway Alternatives
400
200
0
BRT Alternatives
Preliminary - Not for Distribution 26
14
20
Parks, Recreational, and Community Facilities Affected
Highway Alternatives
18
16
14
12
10
8
6
BRT Alternatives
LRT Alternatives Freeway Alternatives
6
4
2
0
Preliminary - Not for Distribution 27
Evaluation Performance Summary
28
Preliminary - Not for Distribution 28
15
BRT 6/6A has higher ridership than
BRT Alternatives
BRT-6/6A has higher ridership than BRT-1
BRT-6/6A has no right-of-way impacts (vs. 19 affected properties for BRT-1)
BRT-6/6A is a shorter route, so it is less 6/6 s a s o e ou e, so s essexpensive than BRT-1
BRT-6/6A is a natural complement to LRT-4
Preliminary - Not for Distribution 29
LRT 6 has right of way impacts on 214
LRT Alternatives
LRT-6 has right-of-way impacts on 214 properties
Preliminary - Not for Distribution 30
16
LRT 6 has right of way impacts on 214
LRT Alternatives
LRT-6 has right-of-way impacts on 214 properties
LRT-4D has right-of-way impacts on 103 properties
LRT-4A and LRT-4B have right-of-way a d a e g o ayimpacts on 50 to 55 properties
Preliminary - Not for Distribution 31
Freeway/Highway Alternatives
H 2 and H 6 do not perform well againstH-2 and H-6 do not perform well against project need, and have substantial impacts
Preliminary - Not for Distribution 32
17
H 2 and H 6 do not perform well against
Freeway/Highway Alternatives
H-2 and H-6 do not perform well against any project needs
F-2 and F-5 do not perform as well as F-6 and F-7 in addressing the project need
Preliminary - Not for Distribution 33
H 2 and H 6 do not perform well against
Freeway/Highway Alternatives
H-2 and H-6 do not perform well against any project needs
F-2 and F-5 do not perform as well as F-6 and F-7 in addressing the project need
F-6 has right-of-way impacts on 476 6 as g o ay pac s o 6properties and more human environment impacts than F-7
Preliminary - Not for Distribution 34
18
Hybrids
35
Preliminary - Not for Distribution 35
Alternatives that Merit Further Study
Preliminary - Not for Distribution 36
19
Summary of Results
Preliminary - Not for Distribution 37
Discussion
38
Preliminary - Not for Distribution 38
